\begin{table}

\caption{\label{tab:train_val_n_sample_1}Numbers of tweets by label class in the training data.}
\centering
\fontsize{9}{11}\selectfont
\begin{tabular}[t]{lrr}
\toprule
Label & $N_{\text{train}}$ & $N_{\text{val}}$\\
\midrule
``General'' & 410 & 118\\
``Specific'' & 285 & 75\\
``Unsure'' & 222 & 64\\
``No'' & 1587 & 375\\
``Cannot answer'' & \texttt{NaN} & \texttt{NaN}\\
\bottomrule
\end{tabular}
\end{table}
